Ключевые слова: 2015, accessibility, action, activity, adult, arborist, blue, branch, business, chainsaw, clambering, climber, climbing, cut, cutting, danger, dangerous, emergency, equipment, feet, forest, gear, glasses, hands, harness, headwear, height, helmet, high, industry, job, landscaped, log, lumber, lumberjack, male, man, manual, manual worker, one, one person, outdoors, person, power, professional, protective, removal, removing, risk, rope, safety, sawdust, sawing, sick, surgeon, timber, tools, tree, tree surgeon, trunk, vertical, work, worker, working,